Home / 5,631.23-8,452.31-4,081.20

Finding the Fourth Proportional to 5,631.23, 8,452.31 and 4,081.20

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Solution

The fourth proportional to 5,631.23, 8,452.31 and 4,081.20 is: 6,125.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,631.23 : 8,452.31 = 4,081.20 : x
  2. Step 2: Convert to fraction form
    5,631.23/8,452.31 = 4,081.20/x
  3. Step 3: Cross multiply
    5,631.23x = 8,452.31 × 4,081.20
  4. Step 4: Simplify right side
    5,631.23x = 34,495,567.57
  5. Step 5: Solve for x
    x = 34,495,567.57/5,631.23
  6. Step 6: Final answer
    x = 6,125.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.